Prescription has various meanings.

• Medical prescription, written by a medical doctor to a pharmacist
• Eyeglass prescription, written by an ophthalmologist or an optometrist
• Prescription and description, in linguistics
• Prescription drug, a drug available only by a medical prescription
• Prescriptive period, similar to statute of limitations, applied to periods during which rights and obligations are legally enforceable
• Prescription (law), a doctrine in international law analogous to adverse possession where sovereignty over a territory is transferred from one state to another through prolonged acquiesence by the original sovereign of the recipient state's actions.